.file {
  visibility: hidden;
  position: absolute;
}































/*
 * Styles for demo only
 */
$purple: #5c4084;
body {
  background-color: $purple;
  margin: 50px;
}
.container {
  background-color: #fff;
  padding: 40px 80px;
  border-radius: 8px;
}
h1 {
  color: #fff;
  font-size: 4rem;
  font-weight: 900;
  margin: 0 0 5px 0;
  background: -webkit-linear-gradient(#fff, #999);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-align: center;
}
h4 {
  color: lighten(#5c3d86,30%);
  font-size: 24px;
  font-weight: 400;
  text-align: center;
  margin: 0 0 35px 0;
}
.btn.btn-primary {
  background-color: $purple;
  border-color: $purple;
  outline: none;
  &:hover {
    background-color: darken($purple, 10%);
    border-color: darken($purple, 10%);
  }
  &:active, &:focus {
    background-color: lighten($purple, 5%);
    border-color: lighten($purple, 5%);
  }
}